MPLX LP
MPLX- Exchange
- NYSE
- Industry
- Pipe Lines (No Natural Gas)
- SEC CIK
- 0001552000
No open-market purchases or sales by MPLX LP insiders were filed in the last 90 days; 639 institutions reported holding it in 13F filings for Q2 2026, worth $11.1B in total; Appaloosa is the only superinvestor holding it.
13F holders, Q2 2025
Institutional positions in MPLX LP as of Jun 30, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 575
- +14 vs. Q1 2025
- Shares held
- 217.1M
- +306.4K (+0.1%) vs. Q1 2025
- Total value
- $11.2B
- −$414.1M (−3.6%) vs. Q1 2025
- New holders
- 63
- 215 more added
- Sold out
- 49
- 131 more reduced
9 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting MPLX on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 639 | $11.1B |
| Q1 2026 | 646 | $11.6B |
| Q4 2025 | 633 | $9.52B |
| Q3 2025 | 576 | $10.5B |
| Q2 2025 | 575 | $11.2B |
| Q1 2025 | 570 | $11.6B |
| Q4 2024 | 535 | $10.4B |
| Q3 2024 | 502 | $10.3B |
| Q2 2024 | 491 | $10.2B |
| Q1 2024 | 480 | $9.32B |
| Q4 2023 | 444 | $8.15B |
| Q3 2023 | 398 | $8.18B |
| Q2 2023 | 370 | $7.62B |
| Q1 2023 | 381 | $7.91B |
| Q4 2022 | 359 | $7.36B |
| Q3 2022 | 342 | $6.98B |
| Q2 2022 | 340 | $6.97B |
| Q1 2022 | 350 | $8.20B |
| Q4 2021 | 341 | $7.48B |
| Q3 2021 | 311 | $7.51B |
| Q2 2021 | 301 | $8.20B |
| Q1 2021 | 306 | $7.34B |
Institutions, Q2 2025
Shares, value and share of portfolio for each institution holding MPLX LP; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Transce3nd, LLC | 1 | $45 | 0.00% | +1 | New |
| Mountain Hill Investment Partners Corp. | 2 | $104 | 0.00% | 00.0% | Unchanged |
| Abound Wealth Management | 16 | $842 | 0.00% | 00.0% | Unchanged |
| Investors Research Corp | 20 | $1.03K | 0.00% | 00.0% | Unchanged |
| Plante Moran Financial Advisors, LLC | 25 | $1.29K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 34 | $1.75K | 0.00% | −1,483−97.8% | Reduced |
| Wealth Preservation Advisors, LLC | 40 | $2.06K | 0.00% | −783−95.1% | Reduced |
| Oliver Lagore Vanvalin Investment Group | 52 | $2.81K | 0.00% | +52 | New |
| American National Bank | 64 | $3.30K | 0.00% | +64 | New |
| Penserra Capital Management LLC | 87 | $4.00K | 0.00% | 00.0% | Unchanged |
| Center for Financial Planning, Inc. | 85 | $4.38K | 0.00% | 00.0% | Unchanged |
| Kozak & Associates, Inc. | 90 | $4.58K | 0.00% | +1+1.1% | Added |
| TD Private Client Wealth LLC | 90 | $4.64K | 0.00% | −158−63.7% | Reduced |
| Olistico Wealth, LLC | 96 | $4.95K | 0.00% | +96 | New |
| Optimum Investment Advisors | 100 | $5.15K | 0.00% | 00.0% | Unchanged |
| Grove Bank & Trust | 100 | $5.15K | 0.00% | 00.0% | Unchanged |
| Costello Asset Management, INC | 104 | $5.36K | 0.00% | 00.0% | Unchanged |
| Park Square Financial Group, LLC | 115 | $5.92K | 0.00% | −197−63.1% | Reduced |
| SWAN Capital LLC | 122 | $6.28K | 0.00% | +122 | New |
| Vision Financial Markets LLC | 125 | $6.44K | 0.01% | 00.0% | Unchanged |
| Gen-Wealth Partners Inc | 130 | $6.70K | 0.00% | +130 | New |
| Tradewinds Capital Management, LLC | 200 | $10.3K | 0.00% | −200−50.0% | Reduced |
| Mark Sheptoff Financial Planning, LLC | 200 | $10.3K | 0.01% | 00.0% | Unchanged |
| Cape Investment Advisory, Inc. | 200 | $10.3K | 0.00% | 00.0% | Unchanged |
| Wolff Wiese Magana LLC | 204 | $10.5K | 0.01% | +122+148.8% | Added |
| Financial Network Wealth Advisors LLC | 207 | $10.7K | 0.01% | +1+0.5% | Added |
| Darwin Advisors, LLC | 240 | $12.4K | 0.00% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 265 | $13.7K | 0.00% | −1,179−81.6% | Reduced |
| Country Trust Bank | 300 | $15.5K | 0.00% | +300 | New |
| SRS Capital Advisors, Inc. | 330 | $17.0K | 0.00% | +6+1.9% | Added |
| Archer Investment Corp | 334 | $17.2K | 0.00% | +6+1.8% | Added |
| Assetmark, Inc | 341 | $17.6K | 0.00% | +150+78.5% | Added |
| Concord Wealth Partners | 389 | $20.0K | 0.00% | 00.0% | Unchanged |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 400 | $20.6K | 0.00% | 00.0% | Unchanged |
| Pacifica Partners Inc. | 400 | $20.6K | 0.01% | 00.0% | Unchanged |
| St Germain D J Co Inc | 427 | $22.0K | 0.00% | +427 | New |
| Ramirez Asset Management, Inc. | 450 | $23.2K | 0.00% | 00.0% | Unchanged |
| Trust Co of Vermont | 500 | $25.8K | 0.00% | 00.0% | Unchanged |
| Mount Yale Investment Advisors, LLC | 500 | $25.8K | 0.00% | +500 | New |
| Private Wealth Asset Management, LLC | 500 | $25.8K | 0.00% | +500 | New |
| FSA Wealth Management LLC | 532 | $27.4K | 0.01% | 00.0% | Unchanged |
| Operose Advisors LLC | 585 | $30.1K | 0.01% | +400+216.2% | Added |
| Eq Wealth Advisors, LLC | 594 | $30.6K | 0.02% | +594 | Added |
| Ronald Blue Trust, Inc. | 609 | $31.4K | 0.00% | +509+509.0% | Added |
| Rossby Financial, LCC | 621 | $32.0K | 0.01% | 00.0% | Unchanged |
| Caldwell Trust Co | 635 | $32.7K | 0.00% | 00.0% | Unchanged |
| C M Bidwell & Associates Ltd | 652 | $33.6K | 0.02% | +652 | New |
| Tanglewood Legacy Advisors, LLC | 696 | $35.9K | 0.01% | 00.0% | Unchanged |
| Clear Investment Research, LLC | 700 | $36.1K | 0.05% | 00.0% | Unchanged |
| Trust Co of Toledo NA | 750 | $38.6K | 0.00% | +750 | New |
| Chilton Capital Management LLC | 845 | $43.5K | 0.00% | −55−6.1% | Reduced |
| EverSource Wealth Advisors, LLC | 879 | $45.3K | 0.00% | +1+0.1% | Added |
| MorganRosel Wealth Management, LLC | 900 | $46.4K | 0.01% | 00.0% | Unchanged |
| VSM Wealth Advisory, LLC | 989 | $50.9K | 0.02% | +325+48.9% | Added |
| Harbor Investment Advisory, LLC | 1,000 | $51.5K | 0.00% | 00.0% | Unchanged |
| MCF Advisors LLC | 1,000 | $51.5K | 0.00% | 00.0% | Unchanged |
| Atlantic Private Wealth, LLC | 1,000 | $51.5K | 0.03% | 00.0% | Unchanged |
| Central Pacific Bank - Trust Division | 1,000 | $51.5K | 0.01% | 00.0% | Unchanged |
| WFA of San Diego, LLC | 1,000 | $51.5K | 0.04% | +1,000 | New |
| Fortitude Family Office, LLC | 1,009 | $52.0K | 0.02% | 00.0% | Unchanged |
| Traub Capital Management LLC | 1,100 | $56.7K | 0.05% | +1,100 | New |
| State of Wyoming | 1,113 | $57.3K | 0.01% | −8,658−88.6% | Reduced |
| Geneos Wealth Management Inc. | 1,135 | $58.5K | 0.00% | 00.0% | Unchanged |
| Heritage Wealth Advisors | 1,201 | $61.9K | 0.00% | +156+14.9% | Added |
| Trust Co | 1,235 | $63.6K | 0.01% | 00.0% | Unchanged |
| Aventura Private Wealth, LLC | 1,243 | $64.0K | 0.03% | 00.0% | Unchanged |
| First Horizon Advisors, Inc. | 1,249 | $64.3K | 0.00% | 00.0% | Unchanged |
| Creative Financial Designs Inc | 1,260 | $64.9K | 0.00% | 00.0% | Unchanged |
| Generali Asset Management SPA SGR | 1,274 | $65.6K | 0.00% | 00.0% | Unchanged |
| Strategic Wealth Partners, Ltd. | 1,322 | $68.1K | 0.01% | +1,322 | New |
| Merewether Investment Management, LP | 329,802 | $71.1K | 0.00% | +329,802 | New |
| Avalon Trust Co | 1,387 | $71.4K | 0.01% | 00.0% | Unchanged |
| Advantage Trust Co | 1,400 | $72.1K | 0.04% | 00.0% | Unchanged |
| Montag A & Associates Inc | 1,421 | $73.2K | 0.00% | 00.0% | Unchanged |
| Central Trust Co | 1,457 | $75.1K | 0.00% | 00.0% | Unchanged |
| Citizens National Bank Trust Department | 1,465 | $75.5K | 0.02% | +1,465 | New |
| Global Retirement Partners, LLC | 1,511 | $77.8K | 0.00% | +1,511 | New |
| HM Payson & Co | 1,563 | $80.5K | 0.00% | 00.0% | Unchanged |
| Russell Investments Group, Ltd. | 1,623 | $83.6K | 0.00% | −162−9.1% | Reduced |
| CWM, LLC | 1,711 | $88.0K | 0.00% | +1,095+177.8% | Added |
| Private Trust Co NA | 2,000 | $103.0K | 0.01% | +782+64.2% | Added |
| Crewe Advisors LLC | 2,127 | $109.6K | 0.02% | +39+1.9% | Added |
| Proffitt & Goodson Inc | 2,274 | $117.1K | 0.02% | 00.0% | Unchanged |
| Cedar Wealth Management, LLC | 2,300 | $118.5K | 0.04% | +2,300 | New |
| Principal Securities, Inc. | 2,419 | $124.6K | 0.00% | +39+1.6% | Added |
| Rowland & Co Investment Counsel | 2,434 | $125.4K | 0.03% | +254+11.7% | Added |
| Boyd Watterson Asset Management LLC | 2,465 | $127.0K | 0.04% | 00.0% | Unchanged |
| Smithfield Trust Co | 2,725 | $140.0K | 0.01% | 00.0% | Unchanged |
| Capital Advisors, Ltd. LLC | 2,776 | $143.0K | 0.02% | +50+1.8% | Added |
| Ancora Advisors, LLC | 2,977 | $153.3K | 0.00% | 00.0% | Unchanged |
| Nemes Rush Group LLC | 3,133 | $161.4K | 0.02% | 00.0% | Unchanged |
| Fifth Third Bancorp | 3,165 | $163.0K | 0.00% | +227+7.7% | Added |
| Sound Income Strategies, LLC | 3,231 | $166.4K | 0.01% | +8+0.2% | Added |
| Arlington Trust Co LLC | 3,300 | $170.0K | 0.03% | 00.0% | Unchanged |
| Virtus Investment Advisers, Inc. | 3,339 | $172.0K | 0.06% | +169+5.3% | Added |
| SOA Wealth Advisors, LLC. | 3,440 | $177.2K | 0.03% | 00.0% | Unchanged |
| Colonial Trust Co | 3,492 | $179.9K | 0.03% | 00.0% | Unchanged |
| Anfield Capital Management, LLC | 3,601 | $185.5K | 0.06% | 00.0% | Unchanged |
| Adirondack Trust Co | 3,700 | $190.6K | 0.07% | 00.0% | Unchanged |
| Van Den Berg Management I, Inc | 3,990 | $205.5K | 0.06% | +3,990 | New |